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发明名称
Self-supported display device
摘要
申请公布号
US1890682(A)
申请公布日期
1932.12.13
申请号
US19310527648
申请日期
1931.04.04
申请人
ARVEY CORPORATION
发明人
HORWATH JULIUS
分类号
G09F5/00
主分类号
G09F5/00
代理机构
代理人
主权项
地址
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